package com.bai.vod.service.impl;


import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.bai.base.exceptionHandler.BaiException;
import com.bai.utils.R;
import com.bai.vod.Utils.ConstantVodUtils;
import com.bai.vod.Utils.InitVodClnet;
import com.bai.vod.service.VodService;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

@Service
public class VodServiceImpl implements VodService {
    //TODO:上传视频
    @Override
    public String uploadVideoAly(MultipartFile file) {

        try {
            //fileName：上传文件原始名称
            String fileName = file.getOriginalFilename();
            //title：上次后显示名称
            String title = fileName.substring(0, fileName.indexOf("."));
            //inputStream：文件流
            InputStream inputStream = file.getInputStream();
            UploadStreamRequest request = new UploadStreamRequest(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET, title, fileName, inputStream);
            UploadVideoImpl uploader = new UploadVideoImpl();
            UploadStreamResponse response = uploader.uploadStream(request);
            String videoId = "";
            if (response.isSuccess()) {
                videoId = response.getVideoId();
                System.out.print("VideoId=" + videoId + "\n");
            } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
                System.out.print("VideoId=" + response.getVideoId() + "\n");
                System.out.print("ErrorCode=" + response.getCode() + "\n");
                System.out.print("ErrorMessage=" + response.getMessage() + "\n");
            }
            return videoId;
        } catch (IOException e) {
            throw new RuntimeException(e);
        }

    }

    //TODO:删除多个
    @Override
    public void reomveMoreAlyVideo(List<String> videoIdList) {
        try {
            //初始化对象
            DefaultAcsClient client = InitVodClnet.initVodClient(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET);
            //创建删除视频request对象
            DeleteVideoRequest request = new DeleteVideoRequest();
            //数据转换
            String join = StringUtils.join(videoIdList.toArray(), ",");
            //向request里面设置视频id
            request.setVideoIds(join);
            //调用初始化对象的方法实现删除
            client.getAcsResponse(request);
        } catch (Exception e) {
            e.printStackTrace();
            throw new BaiException(2001, "删除视频失败");
        }
    }
}
